Spray Calendar. 121 



rot. Steely-beetle. 1. As bads are swelling, arsenites ; 2,->after 10 

 to 14: days, repeat 1. See Bulletin 157. 



Fungous diseases. 1. When first leaves appear 

 Nursery Bordeaux mixture ; 2, 3, etc., repeat 1 at intervals 

 Stock. of 10 to l-t days to keep foliage Avell covered. 

 Plant-lice. Kerosene emulsion, kero-water, or 

 tobacco water, appl^ thoroughly. San Jose Scale. Burn or fumi- 

 gate. See under Apple. 



Brown-rot. 1. Before buds swell, copper sulfate 

 Peach, solution ; (2, before flowers open, Bordeaux mix- 

 Nectarine, ture) ; 3, when fruit has set, repeat 2 ; 4, repeat 

 Apricot. after 10 to 11: days ; 5, when fruit is nearly grown, 

 ammoniacal copper carbonate ; 6, 7, etc., repeat 5 

 at intervals of 5 to 7 days if necessary. Pick off and destroy dis- 

 eased fruit. Curl-leaf. 1. Before buds swell (March or April) use 

 strong Bordeaux mixture; (2, as soon as petals have fallen, dilute 

 Bordeaux ; 3, when curled loaves begin to drop dilute Bordeaux). 



Blight. Cut out all affected branches in fall before 

 Pear. leaves drop ; 2, repeat 1 whenever necessary during 



s^rowino;' season. All branches should be cut G to 

 10 inches below point of infection ; burn the parts. Leaf-blight or 

 Fruit-spot. Leaf-spot. 1. Before blossoms open, Bordeaux mix- 

 ture ; 2, after blossoms have fallen, repeat 1 ; 3, 4, etc., repeat 1 at 

 intervals of 2 to 3 weeks as appears necessary. For Leaf-spot in 

 detail see Bulletin 145. Scab. See under Apple. Leaf-blister. 

 1. Before buds swell in spring, kerosene emulsion, diluted 5 to 7 

 times. Psylla. 1. AVlien first leaves have unfolded in spring, kero- 

 sene emulsion diluted 7 or 8 times, or whale-oil soap 1 lb. to -l or 5 

 gallons of water ; 2, 3, etc., at intervals of 2 to 6 days, repeat 1 until 

 the insects are destroyed. See Bulletin lOS. Slug. See under 

 Cherry. San Jose Scale, Codlin-Moth. See under Apple. 



Brown-rot. See under Peach. Leaf-blight. (1. 

 Plum. AVhen first leaves have unfolded, Bordeaux mix- 



ture); 2, wlien fruit has set, Bordeaux mixture 

 (dilute for Japanese plums) ; 3, 4, etc., repeat 2 at intervals of 2 to 

 3 weeks, use a clear fungicide after fruit is f grown. Black-knot. 



